Ming-Chih Hsu Von-Wun Soo Price Determination and Profit Sharing for Bidding Groups in Agent-Mediated Auctions. 81-91 http://springerlink.metapress.com/openurl.asp?genre=article&issn=0302-9743&volume=3371&spage=81 2004 conf/prima/2004 PRIMA db/conf/prima/prima2004.html#HsuS04